2) This alkaline food chart is only accurate for certain state of the foods. For example, cooked lettuce has a different pH value compared to a boiled lettuce. 3) The food chart is based on a number of acid alkaline food chart, nutritionists, and doctors.
The definition of the Law of Attraction could be perhaps more easily explained as the Law of Vibration. Another definition of the Law of Attraction says that with syncronicity, we attract from the outside what you resonate with, on the inside.
The Law of Attraction and the Law of Reciprocity can seem to be one and the same but LOA is the law that makes certain that something is attracted and reciprocity determines what that something is which is based on what you put out there.